Agastache 'Morello'Agastache 'Morello'

Agastache ‘Morello’

Amazingly huge, dense inflorescences of deep burgundy rose that bloom from spring through fall. Showy, dark foliage in cool temperatures extend the beauty. “Morello” has a strongly upright habit that forms multiple crowns quickly. Good mildew tolerance. Loved by bees and hummingbirds.

USDA Hardiness Zone(s): 5-10
Size (HT/W/FL HT): 27″ / 22″ / 33″
Exposure: Full Sun
Bloom Time(s): May, June, July, August, September, October

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Additional information

Common Name

Hummingbird mint




Plant Type

US Patent #


EU Grant #


Hardiness Zone

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Growth Habit


Size (HT/W/FL HT)

27" / 22" / 33"

Finish Time

Bloom Time

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Growth Rate

Most Active Growing Season

Flowering Season

Flower Color

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Leaf Color


Best in well drained, fertile soil. Needs excellent drainage to overwinter. Mineral soils are fine.


Special Uses

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Nutritional Needs

100 – 150 ppm


Dormant in winter.

Water (Greenhouse)

Dry moderately between waterings.

Water (Garden)


How Different?

Compared to 'Bolero', it is more upright, more clumping, with larger flowers and larger, denser inflorescences. Longer blooming.

Landscape Value

Use in the mid border as a single plant or a mass, Use in large containers.

Finish Time to 4"

6 – 8 weeks


Took Top 10 award at Univerisity of Georgia perennial trials 2017.

Rated 4.8 out of 5 at Pennsylvania State University trials 2017 ("Excellent. One of the best")

#4 of the top pollinators (in order of attractiveness) at Ohio State University trials 2017, including annuals.

One of Vaughn Fletcher's "Phenomenal Perennials" in Greenhouse Product News January 2018.

Grower Notes

Long days benefit overall plant vigor and flowering. Pinch at transplant is beneficial.

Agastache 'Morello' - Product Profile
Agastache 'Morello' - Growing Recipe
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